| This test checks the implementation of the ElementTraversal API. |
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| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". |
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| Test with no children |
| PASS noChildren.firstElementChild is null |
| PASS noChildren.lastElementChild is null |
| PASS noChildren.previousElementSibling is null |
| PASS noChildren.nextElementSibling is null |
| PASS noChildren.childElementCount is 0 |
| Test with no element children |
| PASS noElementChildren.firstElementChild is null |
| PASS noElementChildren.lastElementChild is null |
| PASS noElementChildren.previousElementSibling is null |
| PASS noElementChildren.nextElementSibling is null |
| PASS noElementChildren.childElementCount is 0 |
| Test with elements |
| PASS children.firstElementChild is first |
| PASS children.lastElementChild is last |
| PASS first.nextElementSibling is last |
| PASS first.nextElementSibling.nextElementSibling is null |
| PASS last.previousElementSibling is first |
| PASS last.previousElementSibling.previousElementSibling is null |
| PASS children.childElementCount is 2 |
| PASS successfullyParsed is true |
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| TEST COMPLETE |
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